Home / 10,295,114.60-14,201,355.44-6,420,909.71

Finding the Fourth Proportional to 10,295,114.60, 14,201,355.44 and 6,420,909.71

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Solution

The fourth proportional to 10,295,114.60, 14,201,355.44 and 6,420,909.71 is: 8,857,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,114.60 : 14,201,355.44 = 6,420,909.71 : x
  2. Step 2: Convert to fraction form
    10,295,114.60/14,201,355.44 = 6,420,909.71/x
  3. Step 3: Cross multiply
    10,295,114.60x = 14,201,355.44 × 6,420,909.71
  4. Step 4: Simplify right side
    10,295,114.60x = 91,185,621,007,752.78
  5. Step 5: Solve for x
    x = 91,185,621,007,752.78/10,295,114.60
  6. Step 6: Final answer
    x = 8,857,173.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.